... ,304,316,etc Size:100x100 120x120 200x200 Length:12 meter H-beamMaterial:q195,q235,q345,304,316,etcSize:100x100mm120x120mm150x150mm200x200mm Packing:Standard ... many reputations such as ‘The top enterprises of China’s large and medium-size industrial enterprises’, ‘Excellent enterprise of the national famous ... ’, ‘Shandong AAA grade credit enterprise’, and some other reputation titles H-beam